TY - JOUR AU - E. Ya. Khruslov TI - On~the Neumann boundary problem in a~domain with complicated boundary JO - Sbornik. Mathematics PY - 1970 SP - 553 EP - 571 VL - 12 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1970_12_4_a5/ LA - en ID - SM_1970_12_4_a5 ER -